package com.zhongxi.guoyuan.view.rewardCoin;

import android.app.ProgressDialog;
import android.content.Intent;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.text.TextUtils;
import android.util.Log;
import android.util.Xml;
import android.view.View;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;

import com.alipay.sdk.app.PayTask;
import com.bumptech.glide.Glide;
import com.google.gson.Gson;
import com.tencent.mm.sdk.modelpay.PayReq;
import com.tencent.mm.sdk.openapi.IWXAPI;
import com.tencent.mm.sdk.openapi.WXAPIFactory;
import com.zhongxi.guoyuan.R;
import com.zhongxi.guoyuan.application.MyApplication;
import com.zhongxi.guoyuan.base.BaseActivity;
import com.zhongxi.guoyuan.entity.BaseResponse;
import com.zhongxi.guoyuan.entity.coinStore.AttrsSelect;
import com.zhongxi.guoyuan.entity.coinStore.PostGoodPayOrder;
import com.zhongxi.guoyuan.entity.pay.PayAliPayData;
import com.zhongxi.guoyuan.entity.pay.WeixinData;
import com.zhongxi.guoyuan.entity.shopcart.RewardSummary;
import com.zhongxi.guoyuan.url.Url;
import com.zhongxi.guoyuan.utils.CommonTool;
import com.zhongxi.guoyuan.utils.Constants;
import com.zhongxi.guoyuan.utils.DataUtil;
import com.zhongxi.guoyuan.utils.DesTool;
import com.zhongxi.guoyuan.utils.ImageUtils;
import com.zhongxi.guoyuan.utils.MD5Tool;
import com.zhongxi.guoyuan.view.PaySuccessActivity;
import com.zhongxi.guoyuan.weixin.MD5;
import com.zhongxi.guoyuan.weixin.Util;
import com.zhongxi.guoyuan.zhifubao.PayResult;
import com.zhongxi.guoyuan.zhifubao.SignUtils;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONException;
import org.json.JSONObject;
import org.xmlpull.v1.XmlPullParser;

import java.io.StringReader;
import java.math.BigDecimal;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Random;

import butterknife.Bind;
import butterknife.ButterKnife;
import butterknife.OnClick;

/**
 * Created by Administrator on 2017/11/4.
 */

public class PresentPayActivity extends BaseActivity {

    @Bind(R.id.iv_pic)
    ImageView ivPic;
    @Bind(R.id.etNum)
    EditText etNum;
    @Bind(R.id.tvAdd)
    TextView tvAdd;
    @Bind(R.id.tv_reward_price)
    TextView tvRewardPrice;
    @Bind(R.id.tv_total_award)
    TextView tvTotalAward;
    @Bind(R.id.tv_total_Hdou)
    TextView tvTotalHd;
    @Bind(R.id.iv_weixin)
    ImageView ivWeixin;
    @Bind(R.id.iv_zhifubao)
    ImageView ivZhifubao;
    @Bind(R.id.tv_goodId)
    TextView tvGoodId;
    @Bind(R.id.tv_goodName)
    TextView tvGoodName;
    @Bind(R.id.tv_attr)
    TextView tvAttr;
    @Bind(R.id.tv_price)
    TextView tvPrice;
    @Bind(R.id.tv_award)
    TextView tvAward;
    @Bind(R.id.tv_hd)
    TextView tvHd;
    @Bind(R.id.tvSub)
    TextView tvSub;
    private AttrsSelect attrs;
    private String orderId;
    private PayAliPayData aliPayData;
    private WeixinData weixinData;
    private RewardSummary rewardSummary;
    private int index;
    private Handler mHandler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            switch (msg.what) {
                case 0:
                    PayResult payResult = new PayResult((String) msg.obj);
                    /**
                     * 对于支付结果，请商户依赖服务端的一部通知结果。同步通知结果，仅作为支付结束的通知。
                     */
                    String resultInfo = payResult.getResult();//同步返回需要验证的信息
                    String resultStatus = payResult.getResultStatus();
                    // 判断resultStatus为9000则代表支付成功
                    if (TextUtils.equals(resultStatus, "9000")) {
                        //该笔订单是否真实支付成功，需要依赖服务端的异步通知
                        Intent intent = new Intent(context, PaySuccessActivity.class);
                        intent.putExtra("status", 1);
                        if (1 == attrs.getGoodstype()) {
                            intent.putExtra("md", rewardSummary.getAmount());
                        } else if (3 == attrs.getGoodstype()) {
                            intent.putExtra("hd", rewardSummary.getAmount());
                        }
                        startActivity(intent);
                    } else {
                        startAct(PaySuccessActivity.class);
                    }
                    break;
            }
        }
    };
    private IWXAPI msgApi;
    private PayReq req;
    private StringBuffer sb;
    private Map<String, String> resultunifiedorder;
    private String trim;
    private int num;

    @Override
    protected void initView() {
        super.initView();
        setContentView(R.layout.activity_present_pay);
        ButterKnife.bind(this);
        initTitle();
        tvTitle.setText("当面付");
        ImageUtils.setRlHeight(this, Constants.detailRate, ivPic);
        attrs = (AttrsSelect) getIntent().getSerializableExtra("attrs");
    }

    @Override
    protected void initData() {
        super.initData();
        String imgUrl = Url.IMG_URL + attrs.getThumbnail();
        int i = imgUrl.lastIndexOf(".");
        String url = imgUrl.substring(0, i - 6) + imgUrl.substring(i, imgUrl.length());
        Glide.with(context).load(url).fitCenter().placeholder(R.mipmap.iv_loading).into(ivPic);
        tvGoodId.setText("商品编号:  " + attrs.getGoodsid());
        tvGoodName.setText("商品名称:  " + attrs.getName());
        String str = "";
        if (attrs.getItemGoodAttrs() != null && attrs.getItemGoodAttrs().size() > 0) {
            for (String attr : attrs.getItemGoodAttrs()) {
                str += attr + "\r\n";
            }
        }
        tvAttr.setText(str);
        num = Integer.parseInt(attrs.getGoodsnum());
        tvPrice.setText("商品单价:  " + attrs.getPrice() + " 元");
        switch (attrs.getGoodstype()) {
            case 1:
                tvAward.setText(context.getResources().getString(R.string.give_meidou) + CommonTool.getWhole(attrs.getPrice()) + " 美豆+");
                tvAward.setTextColor(getResources().getColor(R.color.light_red));
                tvHd.setText(DataUtil.multiplys(attrs.getPrice(), "0.05", 2) + "红豆");
                tvHd.setTextColor(getResources().getColor(R.color.title_red));
                tvTotalAward.setText(context.getResources().getString(R.string.give_meidou) + CommonTool.getWhole(DataUtil.multiplys(attrs.getPrice(), num + "", 2)) + " 美豆+");
                tvTotalAward.setTextColor(getResources().getColor(R.color.light_red));
                tvTotalHd.setText(DataUtil.multiplys(DataUtil.multiplys(attrs.getPrice(), num + "", 2), "0.05", 2) + "红豆");
                tvTotalHd.setTextColor(getResources().getColor(R.color.title_red));
                break;
            case 3:
                tvHd.setText("");
                tvAward.setText(context.getResources().getString(R.string.award_hongdou) + attrs.getPrice() + " 红豆");
                tvAward.setTextColor(getResources().getColor(R.color.title_red));
                tvTotalAward.setText(context.getResources().getString(R.string.award_hongdou) + DataUtil.multiplys(attrs.getPrice(), num + "", 2) + " 红豆");
                tvTotalAward.setTextColor(getResources().getColor(R.color.title_red));
                tvTotalHd.setText("");
                break;
        }
        etNum.setText(num + "");
        tvRewardPrice.setText(DataUtil.multiplys(attrs.getPrice(), num + "", 2) + " 元");

    }

    @OnClick({R.id.ivBack, R.id.iv_weixin, R.id.iv_zhifubao, R.id.tvSub, R.id.tvAdd})
    public void onViewClicked(View view) {
        switch (view.getId()) {
            case R.id.ivBack:
                finish();
                break;
            case R.id.iv_weixin:
                if (CommonTool.isFirstLongScroll()) {
                    index = 0;
                    rightNowPay();
                }
                break;
            case R.id.iv_zhifubao:
                if (CommonTool.isFirstLongScroll()) {
                    index = 1;
                    rightNowPay();
                }
                break;
            case R.id.tvSub:
                trim = etNum.getText().toString().trim();
                if (null != trim && !"".equals(trim)) {
                    if (Integer.parseInt(trim) > 1) {
                        num = Integer.parseInt(trim);
                        num--;
                        etNum.setText(num + "");
                    }
                }
                refresh();
                break;
            case R.id.tvAdd:
                trim = etNum.getText().toString().trim();
                if (null != trim && !"".equals(trim)) {
                    num = Integer.parseInt(trim);
                    num++;
                    etNum.setText(num + "");

                }
                refresh();
                break;
        }
    }

    private void refresh() {
        switch (attrs.getGoodstype()) {
            case 1:
                tvTotalAward.setText(context.getResources().getString(R.string.give_meidou) + CommonTool.getWhole(DataUtil.multiplys(attrs.getPrice(), num + "", 2)) + " 美豆+");
                tvTotalAward.setTextColor(getResources().getColor(R.color.light_red));
                tvTotalHd.setText(DataUtil.multiplys(DataUtil.multiplys(attrs.getPrice(), num + "", 2), "0.05", 2) + "红豆");
                tvTotalHd.setTextColor(getResources().getColor(R.color.title_red));
                break;
            case 3:
                tvTotalAward.setText(context.getResources().getString(R.string.award_hongdou) + DataUtil.multiplys(attrs.getPrice(), num + "", 2) + " 红豆");
                tvTotalAward.setTextColor(getResources().getColor(R.color.title_red));
                tvTotalHd.setText("");
                break;
        }
        tvRewardPrice.setText(DataUtil.multiplys(attrs.getPrice(), num + "", 2) + " 元");
    }


    private void rightNowPay() {
        Map<String, String> map = new HashMap<>();
        map.put("shopid", attrs.getShopId());
        map.put("goodsid", attrs.getGoodsid());
        map.put("goodsnum", num + "");
        map.put("collectionid", attrs.getId());
        map.put("attrlist", attrs.getAttrlist());
        map.put("getermethod", "4");
        getServer(Url.REWARD_SHOPPING_PAY_REIGHTNOW, map, "", false, null, "post");
    }

    /**
     * 解析后台返回的支付商户信息
     *
     * @param securityKey
     */
    private String parseSecutiryKey(String securityKey) {
        String jsonStr = "";
        try {
            String sourcestr = MD5Tool.Md5(MyApplication.getInstance().getSk() + MyApplication.getInstance().getNow());
            String strs = URLDecoder.decode(securityKey, "UTF-8");
            jsonStr = DesTool.splitdecode(sourcestr, strs);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return jsonStr;
    }

    @Override
    protected void processSuccessResult(String response) throws JSONException {
        super.processSuccessResult(response);
        Gson gson = new Gson();
        try {
            PostGoodPayOrder postGoodPayOrder = gson.fromJson(response, PostGoodPayOrder.class);
            MyApplication.getInstance().setSpValue(postGoodPayOrder.getSafeobj());
            JSONObject baseObject = new JSONObject(response);
            orderId = baseObject.optString("orderid");
            if (postGoodPayOrder.getSecurityKey() != null && !"".equals(postGoodPayOrder.getSecurityKey())) {
                String payParams = parseSecutiryKey(postGoodPayOrder.getSecurityKey());
                JSONObject jsonObject = new JSONObject(payParams);
                JSONObject alipay = jsonObject.optJSONObject("alipay");
                aliPayData = PayAliPayData.parseObject(alipay);
                JSONObject wechat = jsonObject.optJSONObject("wechat");
                weixinData = WeixinData.parseObject(wechat);
                //  paramsResult = gson.fromJson(payParams, PayParamsResult.class);
            }
            if (null != postGoodPayOrder.getSummary() && !"".equals(postGoodPayOrder.getSummary())) {
                String summary = MyApplication.getInstance().parseSecutiryKey(postGoodPayOrder.getSummary());
                JSONObject object = new JSONObject(summary);
                rewardSummary = RewardSummary.parseObject(object);
                //                    rewardSummary = gson.fromJson(summary, RewardSummary.class);
            }
            MyApplication.getInstance().sharedPrefrences.edit().putString("pay", "upface").commit();
            if (index == 0) {//微信支付
                if (1 == attrs.getGoodstype()) {
                    MyApplication.getInstance().sharedPrefrences.edit().putString("weixinMD", rewardSummary.getAmount()).commit();
                } else if (3 == attrs.getGoodstype()) {
                    MyApplication.getInstance().sharedPrefrences.edit().putString("weixinMD", "0.00").commit();
                    MyApplication.getInstance().sharedPrefrences.edit().putString("weixinHD", rewardSummary.getAmount()).commit();
                } else {
                    MyApplication.getInstance().sharedPrefrences.edit().putString("weixinHD", "0.00").commit();
                    MyApplication.getInstance().sharedPrefrences.edit().putString("weixinMD", "0.00").commit();
                }
                weixinPay(weixinData);
            } else if (index == 1) {//支付宝支付
                zhifubaoPay(aliPayData);
            }
        } catch (JSONException e) {
            e.printStackTrace();
        }
    }

    @Override
    protected void ProcessFailResult(String response) {
        super.ProcessFailResult(response);
        Gson gson = new Gson();
        try {
            BaseResponse result = gson.fromJson(response, BaseResponse.class);
            if (null != result.getSafeobj() && !"".equals(result.getSafeobj())) {
                MyApplication.getInstance().setSpValue(result.getSafeobj());
            }
            if (1000 == result.getCode()) {
                showShortToast("参数错误");
            } else if (1557 == result.getCode()) {
                showShortToast("数量超限");
            } else if (2001 == result.getCode()) {
                showShortToast("库存不足");
            } else if (2005 == result.getCode()) {
                showShortToast("商品与 商品集合不匹配");
            } else if (2006 == result.getCode()) {
                showShortToast("商品集合数据格式错误");  //商品集合数据格式错误
            } else if (2007 == result.getCode()) {
                showShortToast("商品属性不在指定集合中");
            } else if (2008 == result.getCode()) {
                showShortToast("商品属性数据丢失， 请管理员调整");
            } else if (2009 == result.getCode()) {
                showShortToast("商品属性选择不完整");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 支付宝支付
     *
     * @param alipay
     */
    private void zhifubaoPay(PayAliPayData alipay) {

        String orderInfo = getOrderInfo(alipay);
        /**
         * 特别注意，这里的签名逻辑需要放在服务端，切勿将私钥泄露在代码中
         */
        String sign = sign(orderInfo, alipay.getRsaPrivate());
        try {
            /**
             * 仅需对sign做URL编码
             */
            sign = URLEncoder.encode(sign, "UTF-8");
        } catch (Exception e) {
            e.printStackTrace();
        }
        /**
         * 完整的符合支付宝参数规范的订单信息
         */
        final String payInfo = orderInfo + "&sign=\"" + sign + "\"&" + getSignType();

        Runnable payRunnable = new Runnable() {
            @Override
            public void run() {
                // 构造PayTask 对象
                PayTask alipay = new PayTask(PresentPayActivity.this);
                // 调用支付接口，获取支付结果
                String result = alipay.pay(payInfo, true);
                Message msg = new Message();
                msg.what = 0;
                msg.obj = result;
                mHandler.sendMessage(msg);
            }
        };

        // 必须异步调用
        Thread payThread = new Thread(payRunnable);
        payThread.start();

    }

    private String genOutTradNo() {
        Random random = new Random();
        return MD5.getMessageDigest(String.valueOf(random.nextInt(10000)).getBytes());
    }

    /**
     * create the order info. 创建订单信息（支付宝）
     */
    private String getOrderInfo(PayAliPayData alipay) {
        String trade = "";
        if ((orderId + genOutTradNo()).length() > 32) {
            trade = (orderId + genOutTradNo()).substring(0, 32);
        } else {
            trade = orderId + genOutTradNo();
        }

        // 签约合作者身份ID
        String orderInfo = "partner=" + "\"" + alipay.getPartner() + "\"";

        // 签约卖家支付宝账号
        orderInfo += "&seller_id=" + "\"" + alipay.getSeller() + "\"";

        // 商户网站唯一订单号
        orderInfo += "&out_trade_no=" + "\"" + trade + "\"";

        orderInfo += "&subject=" + "\"" + attrs.getName() + "\"";

        // 商品详情
        orderInfo += "&body=" + "\"" + getTimeValue() + "||" + MyApplication.getInstance().getUserId() + "||"
                + orderId + "||2||" + DataUtil.formatData(rewardSummary.getAmount()) + "\"";

        // 商品金额
        orderInfo += "&total_fee=" + "\"" + DataUtil.formatData(rewardSummary.getAmount()) + "\"";

        // 服务器异步通知页面路径
        orderInfo += "&notify_url=" + "\"" + Url.BASE_URL + "/notify/pay/alipay" + "\"";

        // 服务接口名称， 固定值
        orderInfo += "&service=\"mobile.securitypay.pay\"";

        // 支付类型， 固定值
        orderInfo += "&payment_type=\"1\"";

        // 参数编码， 固定值
        orderInfo += "&_input_charset=\"utf-8\"";

        // 设置未付款交易的超时时间
        // 默认30分钟，一旦超时，该笔交易就会自动被关闭。
        // 取值范围：1m～15d。
        // m-分钟，h-小时，d-天，1c-当天（无论交易何时创建，都在0点关闭）。
        // 该参数数值不接受小数点，如1.5h，可转换为90m。
        orderInfo += "&it_b_pay=\"30m\"";

        // extern_token为经过快登授权获取到的alipay_open_id,带上此参数用户将使用授权的账户进行支付
        // orderInfo += "&extern_token=" + "\"" + extern_token + "\"";

        // 支付宝处理完请求后，当前页面跳转到商户指定页面的路径，可空
        orderInfo += "&return_url=\"" + Url.BASE_URL + "\"";
        return orderInfo;
    }

    /**
     * sign the order info. 对订单信息进行签名（支付宝）
     *
     * @param content 待签名订单信息
     */
    private String sign(String content, String rsa_private) {
        return SignUtils.sign(content, rsa_private);
    }

    /**
     * get the sign type we use. 获取签名方式（支付宝）
     */
    private String getSignType() {
        return "sign_type=\"RSA\"";
    }

    /**
     * 微信支付
     *
     * @param wechat
     */
    private void weixinPay(WeixinData wechat) {
        msgApi = WXAPIFactory.createWXAPI(this, wechat.getAppid());
        // 将该app注册到微信
        msgApi.registerApp(wechat.getAppid());
        getWXOrderInfo();
    }

    /**
     * 获取微信支付订单
     */
    private void getWXOrderInfo() {
        //正常情况下，请求服务器获取订单参数
        req = new PayReq();
        sb = new StringBuffer();
        GetPrepayIdTask getPrepayId = new GetPrepayIdTask();
        getPrepayId.execute();
    }

    private class GetPrepayIdTask extends AsyncTask<Void, Void, Map<String, String>> {


        private ProgressDialog dialog;

        @Override
        protected void onPreExecute() {
            dialog = ProgressDialog.show(context, getString(R.string.app_tip), getString(R.string.getting_prepayid));
        }

        @Override
        protected void onPostExecute(Map<String, String> result) {
            if (dialog != null) {
                dialog.dismiss();
            }
            sb.append("prepay_id\n" + result.get("prepay_id") + "\n\n");
            resultunifiedorder = result;
            genPayReq();
        }

        @Override
        protected void onCancelled() {
            super.onCancelled();
        }

        @Override
        protected Map<String, String> doInBackground(Void... params) {

            String url = String.format("https://api.mch.weixin.qq.com/pay/unifiedorder");
            String entity = genProductArgs();

            Log.e("orion", entity);

            byte[] buf = Util.httpPost(url, entity);

            String content = new String(buf);
            Log.e("orion", content);
            Map<String, String> xml = decodeXml(content);

            return xml;
        }

    }

    private void genPayReq() {

        req.appId = weixinData.getAppid();
        req.partnerId = weixinData.getSeller();
        req.prepayId = resultunifiedorder.get("prepay_id");
        req.packageValue = "Sign=WXPay";
        req.nonceStr = genNonceStr();
        req.timeStamp = String.valueOf(genTimeStamp());


        List<NameValuePair> signParams = new LinkedList<NameValuePair>();
        signParams.add(new BasicNameValuePair("appid", req.appId));
        signParams.add(new BasicNameValuePair("noncestr", req.nonceStr));
        signParams.add(new BasicNameValuePair("package", req.packageValue));
        signParams.add(new BasicNameValuePair("partnerid", req.partnerId));
        signParams.add(new BasicNameValuePair("prepayid", req.prepayId));
        signParams.add(new BasicNameValuePair("timestamp", req.timeStamp));

        req.sign = genAppSign(signParams);

        sb.append("sign\n" + req.sign + "\n\n");

        msgApi.sendReq(req);

    }

    private String genAppSign(List<NameValuePair> params) {
        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < params.size(); i++) {
            sb.append(params.get(i).getName());
            sb.append('=');
            sb.append(params.get(i).getValue());
            sb.append('&');
        }
        sb.append("key=");
        sb.append(weixinData.getPartner());

        this.sb.append("sign str\n" + sb.toString() + "\n\n");
        String appSign = MD5.getMessageDigest(sb.toString().getBytes()).toUpperCase();
        Log.e("orion", appSign);
        return appSign;
    }

    private String genProductArgs() {
        StringBuffer xml = new StringBuffer();
        try {
            String nonceStr = genNonceStr();
            String trade = "";
            if ((orderId + genOutTradNo()).length() > 32) {
                trade = (orderId + genOutTradNo()).substring(0, 32);
            } else {
                trade = orderId + genOutTradNo();
            }
            xml.append("</xml>");
            List<NameValuePair> packageParams = new LinkedList<NameValuePair>();
            packageParams.add(new BasicNameValuePair("appid", weixinData.getAppid()));
            packageParams.add(new BasicNameValuePair("attach", getTimeValue() + "||" + MyApplication.getInstance().getUserId() + "||"
                    + orderId + "||2||" + DataUtil.formatData(rewardSummary.getAmount())));
            packageParams.add(new BasicNameValuePair("body", attrs.getName()));
            packageParams.add(new BasicNameValuePair("mch_id", weixinData.getSeller()));
            packageParams.add(new BasicNameValuePair("nonce_str", nonceStr));
            packageParams.add(new BasicNameValuePair("notify_url", Url.BASE_URL + "/notify/pay/wepay"));
            packageParams.add(new BasicNameValuePair("out_trade_no", trade));
            packageParams.add(new BasicNameValuePair("spbill_create_ip", MyApplication.getInstance().getLocalIPAddress()));
            packageParams.add(new BasicNameValuePair("total_fee", new BigDecimal(DataUtil.formatData(rewardSummary.getAmount())).multiply(new BigDecimal(100)).intValue() + ""));
            packageParams.add(new BasicNameValuePair("trade_type", "APP"));

            String sign = genPackageSign(packageParams);
            packageParams.add(new BasicNameValuePair("sign", sign));

            String xmlstring = toXml(packageParams);

            Log.i("base", xmlstring);
            return new String(xmlstring.toString().getBytes(), "ISO8859-1");

        } catch (Exception e) {
            Log.e("base", "" + e.getMessage());
            return null;
        }
    }

    private String toXml(List<NameValuePair> params) {
        StringBuilder sb = new StringBuilder();
        sb.append("<xml>");
        for (int i = 0; i < params.size(); i++) {
            sb.append("<" + params.get(i).getName() + ">");


            sb.append(params.get(i).getValue());
            sb.append("</" + params.get(i).getName() + ">");
        }
        sb.append("</xml>");

        Log.e("orion", sb.toString());
        return sb.toString();
    }

    public Map<String, String> decodeXml(String content) {
        try {
            Map<String, String> xml = new HashMap<String, String>();
            XmlPullParser parser = Xml.newPullParser();
            parser.setInput(new StringReader(content));
            int event = parser.getEventType();
            while (event != XmlPullParser.END_DOCUMENT) {

                String nodeName = parser.getName();
                switch (event) {
                    case XmlPullParser.START_DOCUMENT:

                        break;
                    case XmlPullParser.START_TAG:

                        if ("xml".equals(nodeName) == false) {
                            //实例化student对象
                            xml.put(nodeName, parser.nextText());
                        }
                        break;
                    case XmlPullParser.END_TAG:
                        break;
                }
                event = parser.next();
            }

            return xml;
        } catch (Exception e) {
            Log.e("orion", e.toString());
        }
        return null;

    }

    private String genNonceStr() {
        Random random = new Random();
        return MD5.getMessageDigest(String.valueOf(random.nextInt(10000)).getBytes());
    }

    private long genTimeStamp() {
        return System.currentTimeMillis() / 1000;
    }

    /**
     * 生成签名（微信）
     */

    private String genPackageSign(List<NameValuePair> params) {
        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < params.size(); i++) {
            sb.append(params.get(i).getName());
            sb.append('=');
            sb.append(params.get(i).getValue());
            sb.append('&');
        }
        sb.append("key=");
        sb.append(weixinData.getPartner());

        String packageSign = MD5.getMessageDigest(sb.toString().getBytes()).toUpperCase();
        Log.e("orion", packageSign);
        return packageSign;
    }

    /**
     * 获取当前时间戳
     *
     * @return
     */
    private String getTimeValue() {
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
        String str = sdf.format(date);
        return str;
    }
}
